Expressions & Equations Unit 1 Review

Vocabulary

100

Bottom number that is being multiplied

Base

200

Number of times to multiply a base

Exponent

300

Finding a base that is multiplied twice

Square Root

400

Finding a base that is multiplied three times

Cube Root

500

Way to write a really small or really big number

Scientific Notation

Order of Operations

100

(3 + 4) - 2 x 3

1

200

5² + 7 - 1

31

300

10 / 2 + 12

17

400

Solve x + 6 = 28

22

500

Solve 5x = 25

5

Exponents

100

Expand 5¹⁰

5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 

200

Write 6 x 6 x 6 x 6 x 6 in exponents

6⁵

300

Solve ( 7² ) ( 7⁶ )

7⁸

400

Solve 10⁸/10⁴

10⁴

500

Solve (4⁸)²

4¹⁶

Roots

100

What is the square root of 16?

4

200

What is the square root of 49?

7

300

What is the square root of 100?

10

400

What is the cube root of 64?

4

500

What is the cube root of 216?

6

Scientific Notation

100

Write 7,000,000 in scientific notation

7 x 10^6

200

Write 45,600,000 in scientific notation

4.56 x 10^7

300

Write 0.00008 in scientific notation

8 x 10^-5

400

Expand 2.45 x 10^4

24,500

500

Expand 5 x 10^-8

0.00000005